Home / 61,709,139.36-85,159,303.70-35,250,995.61

Finding the Fourth Proportional to 61,709,139.36, 85,159,303.70 and 35,250,995.61

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Solution

The fourth proportional to 61,709,139.36, 85,159,303.70 and 35,250,995.61 is: 48,646,768.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,709,139.36 : 85,159,303.70 = 35,250,995.61 : x
  2. Step 2: Convert to fraction form
    61,709,139.36/85,159,303.70 = 35,250,995.61/x
  3. Step 3: Cross multiply
    61,709,139.36x = 85,159,303.70 × 35,250,995.61
  4. Step 4: Simplify right side
    61,709,139.36x = 3,001,950,240,703,101.50
  5. Step 5: Solve for x
    x = 3,001,950,240,703,101.50/61,709,139.36
  6. Step 6: Final answer
    x = 48,646,768.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.